Anna-Maria Gleixner <anna-ma...@linutronix.de> writes:

> Since commit b4abf91047cf ("rtmutex: Make wait_lock irq safe") the rtmutex
> wait_lock is irq safe. Therefore the irqsave/restore in kernel/signal is no
> longer required (see Patch 2/2). During discussions about v1 of this patch,
> Eric Biederman noticed, that there is a no longer valid rcu_read_unlock()
> documentation.
>
> Therefore sending a short queue: fixing first the documentation of
> rcu_read_unlock() and afterwards removing irqsave/restore in
> kernel/signal.

Acked-by: "Eric W. Biederman" <ebied...@xmission.com>

>
> v1..v2:
>
>  - Add new patch updating rcu documentation as suggested by Eric Biederman
>  - Udpate commit message of kernel/signal patch
>
> Thanks,
>
>       Anna-Maria
>
>
> Anna-Maria Gleixner (2):
>   rcu: Update documentation of rcu_read_unlock()
>   signal: Remove no longer required irqsave/restore
>
>  include/linux/rcupdate.h |  4 +---
>  kernel/signal.c          | 24 +++++++-----------------
>  2 files changed, 8 insertions(+), 20 deletions(-)

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